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Cannot ping AWS EC2 instance
...cho Request
D: Select either Anywhere or My IP
E: Select Save
3) Next, Windows firewall blocks inbound Echo requests by default. Allow Echo requests by creating a windows firewall exception...
Go to Start and type Windows Firewall with Advanced Security
Select inbound rules
4) Done! Hopefu...
CSS Selector that applies to elements with two classes
...s.onClickDraftSave('#login-link');
var $window = $(window),
onScroll = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.sc...
Media Queries - In between two widths
...s.onClickDraftSave('#login-link');
var $window = $(window),
onScroll = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.sc...
Increase distance between text and title on the y-axis
...s.onClickDraftSave('#login-link');
var $window = $(window),
onScroll = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.sc...
Pass Variables by Reference in Javascript
...s variable like by reference:
var a = 1;
inc = function(variableName) {
window[variableName] += 1;
};
inc('a');
alert(a); // 2
EDIT
yup, actually you can do it without access global
inc = (function () {
var variableName = 0;
var init = function () {
variableName += 1;
...
Difference between final static and static final
...s.onClickDraftSave('#login-link');
var $window = $(window),
onScroll = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.sc...
Jquery .on() submit event
...s.onClickDraftSave('#login-link');
var $window = $(window),
onScroll = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.sc...
How to trigger a file download when clicking an HTML button or JavaScript
...
HTML:
<button type="submit" onclick="window.open('file.doc')">Download!</button>
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How to select the nth row in a SQL database table?
...
SELECT...
LIMIT y OFFSET x
Oracle, DB2 and MSSQL supports the standard windowing functions:
SELECT * FROM (
SELECT
ROW_NUMBER() OVER (ORDER BY key ASC) AS rownumber,
columns
FROM tablename
) AS foo
WHERE rownumber <= n
(which I just copied from the site linked above since I nev...
How do I get an element to scroll into view, using jQuery?
...mages in a grid format using <ul><li><img... . The browser window has both vertical & horizontal scrolling.
...